Moroso Cylinder Leakage Tester - Standard Version 2010413 1971-1974 GMC K25/K2500 Suburban

1971-1974 GMC K25/K2500 Suburban

oversize polycarbonate

Some applications have provisions for mounting windage trays and have specially designed standoff studs with serrated lock nuts to position the windage tray and lock it securely in place

extra fine copper wire for maximum spark output

**This is for racing use

Moroso Cylinder Leakage Tester - Standard Version 2010413 1971-1974 GMC K25/K2500 SuburbanNew version now available with 7 7 16" fitting to reach into spark plug tubes on overhead cam engines and Chrysler Hemis Quickly diagnoses failed or leaking valves, pistons, rings, and head gaskets Large diameter 3 1 2" gauge face indicates percentage of leakage rather than psi, eliminating need for math calculations Includes 4 foot hose with quick disconnect fitting Includes two zinc plated adapters for 14mm and 18mm plug sizes Replacement Part: